National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZNT33 KWBC 200853
OFFN31

Marine Weather HF Voice Broadcast
NWS Ocean Prediction Center Washington DC
453 AM EDT Sat Apr 20 2024

New England continental shelf and slope waters from 25 nm
offshore to the Hague Line, except to 1000 fm south of New
England.

Conditions given represent the highest within that period.

Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.

Locally higher winds and seas can be expected in and near tstms.

.SYNOPSIS FOR NEW ENGLAND WATERS...Low pressure to S of the area,
centered about 300 nm S of Nantucket, will move slowly E and NE
while weakening early today before dissipating by this afternoon.
Another low and an associated cold front will move E and SE
across the waters today into tonight. High pressure will build S
of the waters Sun. Developing low pressure will pass S of the
waters Sun night. Another cold front will move over the waters
Mon into Mon night. High pressure will rapidly move E across the
waters Tue and will shift well E of the waters Tue night while
maintaining a ridge across the area. Yet another low and
associated cold front will approach the waters Wed, then cross
the region Wed night.

Gulf of Maine to the Hague Line

.TODAY...S to SW winds 10 to 20 kt. Seas 3 to 5 ft.
.TONIGHT...W to SW winds 10 to 20 kt, becoming NW. Seas 3 to
5 ft. Areas of fog with vsby 1 nm or less.
.SUN...W winds 10 to 15 kt, becoming S to SW 10 to 20 kt. Seas
3 to 5 ft.
.SUN NIGHT...SW winds 15 to 25 kt, becoming W. Seas 3 to 5 ft.
.MON...NW winds 10 to 20 kt, becoming S to SW 5 to 15 kt. Seas
3 to 5 ft.
.MON NIGHT...W winds 5 to 15 kt, becoming W to SW. Seas 3 to
4 ft.
.TUE...S to SW winds 15 to 25 kt. Seas 3 to 5 ft.
.TUE NIGHT...S winds 15 to 25 kt. Seas 3 to 6 ft.
.WED...SE winds 5 to 15 kt. Seas 3 to 4 ft.
.WED NIGHT...S to SE winds 5 to 15 kt, becoming W 15 to 25 kt.
Seas 3 to 6 ft.

Georges Bank...from the Northeast Channel to the Great South
Channel including waters east of Cape Cod...to the Hague Line

.TODAY...S to SE winds 5 to 15 kt, becoming S 15 to 25 kt. Seas
3 to 6 ft.
.TONIGHT...W winds 10 to 20 kt, becoming NW. Seas 3 to 5 ft.
Rain and areas of fog with vsby 1 nm or less.
.SUN...W to NW winds 10 to 15 kt, becoming W 10 to 20 kt. Seas
3 to 5 ft.
.SUN NIGHT...W to SW winds 15 to 25 kt. Seas 3 to 5 ft. Chance
of rain.
.MON...NW winds 10 to 20 kt, becoming N to NW less than 10 kt.
Seas 3 to 5 ft.
.MON NIGHT...Variable winds less than 10 kt. Seas 3 to 4 ft.
.TUE...S winds 5 to 15 kt, becoming S to SE 10 to 20 kt. Seas
3 to 4 ft.
.TUE NIGHT...S to SE winds 10 to 15 kt, becoming E to SE. Seas
3 to 4 ft.
.WED...E to SE winds 5 to 15 kt. Seas 3 to 5 ft.
.WED NIGHT...W to SW winds 5 to 15 kt, becoming W 15 to 25 kt.
Seas 3 to 6 ft.

South of New England...from the Great South Channel to Hudson
Canyon including the waters south of Marthas Vineyard and
Nantucket Island...out to 1000 fm

.TODAY...Variable winds 5 to 15 kt, becoming S 10 to 20 kt,
then, becoming W 10 to 15 kt. Seas 3 to 6 ft.
.TONIGHT...W to NW winds 15 to 25 kt, becoming N to NW 10 to
20 kt. Seas 3 to 5 ft. Scattered showers and areas of fog with
vsby 1 nm or less.
.SUN...W to NW winds 5 to 15 kt. Seas 3 to 5 ft.
.SUN NIGHT...W to SW winds 10 to 20 kt, becoming W to NW 10 to
15 kt. Seas 3 to 4 ft. Chance of rain.
.MON...NW winds 5 to 15 kt, becoming W to SW. Seas 3 to 4 ft.
.MON NIGHT...W winds less than 10 kt, becoming variable. Seas
3 to 4 ft.
.TUE...S winds 5 to 10 kt, increasing to 10 to 15 kt. Seas 3 to
4 ft.
.TUE NIGHT...S to SE winds 5 to 15 kt. Seas 3 to 4 ft.
.WED...S to SW winds 10 to 20 kt. Seas 3 to 5 ft.
.WED NIGHT...W to NW winds 15 to 25 kt. Seas 3 to 6 ft.

.Forecaster Clark. Ocean Prediction Center.